Samsung Health Gets AI-Powered Redesign for Galaxy Watch 9

Samsung Health launches AI-powered redesign with Vitals, Heart Health Score, Daily Cardio Load, and Fitness Index. Vitals tracks heart rate, heart rate variability, respiratory rate, skin temperature, and blood oxygen. Heart Health Score combines sleep, stress, activity, and body composition data. Daily Cardio Load measures accumulated cardiovascular strain with daily targets. Fitness Index analyzes heart rate, VO 2 max, steps, and peer data to show strength, flexibility, endurance, cardio, and body composition scores.